This U.S. industry comprises establishments primarily engaged in manufacturing vaccines, toxoids, blood fractions, and culture media of plant or animal origin (except diagnostic).

Cross-References. Establishments primarily engaged in--

• Manufacturing in-vitro diagnostic substances--are classified in U.S. Industry 325413, In-Vitro Diagnostic Substance Manufacturing; and
• Manufacturing pharmaceutical preparations, (except biological and in-vivo diagnostic substances)--are classified in U.S. Industry 325412, Pharmaceutical Preparation Manufacturing.